What’s Vulnerable › Vulnerabilities

CVE-2016-2509

• Severity: medium (CVSS 5.3 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2016-02-18 · updated 2026-06-17
• Weakness: CWE-200

Description

The password-sync feature on Belden Hirschmann Classic Platform switches L2B before 05.3.07 and L2E, L2P, L3E, and L3P before 09.0.06 sets an SNMP community to the same string as the administrator password, which allows remote attackers to obtain sensitive information by sniffing the network.

Affected products

• Belden Hirschmann Firmware: through 09.0.05; 05.3.06
• Belden Hirschmann L2B: all versions

References

• http://www.kb.cert.org/vuls/id/507216
• https://www.belden.com/resourcecenter/security/upload/Belden_Security_Advisory_BSECV-2016-2_1v0.pdf
• http://www.kb.cert.org/vuls/id/507216
• https://www.belden.com/resourcecenter/security/upload/Belden_Security_Advisory_BSECV-2016-2_1v0.pdf

Get alerted when CVE-2016-2509 or the next vulnerability affects your stack